Pedestrians should wear radar reflectors to avoid being stepped on by self-driving cars, says a team of researchers that has created a device to create people more obvious to a vehicle’s artificial intelligence.
Self-driving cars count on visual sensors, which can be blocked by fog, rain or snow, or radar sensors, that may struggle to choose objects if they neglect to reflect radio waves back to the automobile. Some cars also use a combo of both sensors.
Zhuqi Li at Princeton …